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<html lang="en">

<head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>数组转为JSON并打印</title>
</head>

<body>
    <script src="https://cdn.bootcdn.net/ajax/libs/Mock.js/1.0.1-beta3/mock-min.js"></script>
    <h2>F12打开控制台查看数据，效果更佳</h2>
    <div class="box">
        展示内容:
        <div id="content"></div>
    </div>
    <script>
        let list_arr = new Array("Saab", "Volvo", "BMW");
        //展示数据
        console.table(list_arr);
        x = document.getElementById("content");
        x.innerHTML = JSON.stringify(list_arr, null, "<br />");
    </script>
</body>

</html>